| Transistor | transistor |
| Transistorradio | transistor radio |
| Transit | transit |
| Transitiv | transitive verb |
| transitiv | transitive |
| Transition | transition |
| Transept | transept |
| Transi | transvestite |
| Transiente | transient |
| Translativ | translative case |
| Transpluto | Planet X |
| Trappistin | Trappist |
| transkutan | percutaneous |
| Traktor | tractor |
| Transaktion | transaction |
| Transfer | hand-off |
| Transfusion | transfusion |
| Transitzone | transit zone |
| Translation | translation |
| Transmission | transmission |